Itoh; Hisato

Patent Applications and Registrations

Patent applications and USPTO patent grants for Itoh; Hisato.The latest application filed is for "dyes for color filters and photosensitive resist resin composition containing the same".

Company Profile

0.16.0

Itoh; Hisato - Yokohama JP
Itoh; Hisato - Kanagawa JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Dyes for color filters and photosensitive resist resin composition containing the same Grant 5,789,137 - Itoh , et al. August 4, 1	1998-08-04
Optical recording medium Grant 5,695,911 - Itoh , et al. December 9, 1	1997-12-09
Alkylphthalocyanine near-infrared absorbers and recording/display materials using the same Grant 5,582,774 - Itoh , et al. December 10, 1	1996-12-10
Dyes for color filters, and photosensitive resist resin composition containing the same Grant 5,578,419 - Itoh , et al. November 26, 1	1996-11-26
Resin composition for color filter Grant 5,482,804 - Itoh , et al. January 9, 1	1996-01-09
Phthalocyanine and naphthalocyanine light-absorbing compound and optical recording medium containing same Grant 5,446,142 - Itoh , et al. August 29, 1	1995-08-29
Alkylphthalocyanine near-infrared absorbers and recording/display materials using the same Grant 5,446,141 - Itoh , et al. * August 29, 1	1995-08-29
Phthalocyanine compounds and usage thereof Grant 5,380,842 - Itoh , et al. January 10, 1	1995-01-10
Water-soluble azo dyes and polarizing films using the dyes Grant 5,318,856 - Misawa , et al. June 7, 1	1994-06-07
Halogenation of alkoxyphthalocyanine Grant 5,280,114 - Itoh , et al. January 18, 1	1994-01-18
Halogenated alkoxyphthalocyanines Grant 5,270,463 - Itoh , et al. December 14, 1	1993-12-14
Hydrazones and electrophotographic photoreceptors comprising them Grant 5,235,104 - Yamada , et al. August 10, 1	1993-08-10
Method for preparation alkoxyphthalocyanine Grant 5,220,010 - Oguchi , et al. June 15, 1	1993-06-15
Hydrozones and electrophotographic photoreceptors comprising them Grant 5,132,190 - Yamada , et al. July 21, 1	1992-07-21
Alkylphthalocyanine near-infrared absorbers and recording/display materials using the same Grant 5,024,926 - Itoh , et al. June 18, 1	1991-06-18
1,2-naphthalocyanine near-infrared absorbent and recording/display materials using same Grant 4,960,538 - Itoh , et al. October 2, 1	1990-10-02

uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.

While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.

All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.